package castle;
import java.util.Scanner;
public class Game {
    private Room currentRoom;
    public Game()
    {
        createRooms();
    }
    private void createRooms()
    {
        Room outside, lobby, pub, study, bedroom;
        //	制造房间
        outside = new Room("城堡外");
        lobby = new Room("大堂");
        pub = new Room("小酒吧");
        study = new Room("书房");
        bedroom = new Room("卧室");
        //	初始化房间的出口
        outside.setExit("east",lobby);
        outside.setExit("south",study);
        outside.setExit("west",pub);
        lobby.setExit("west",outside);
        pub.setExit("east",outside);
        study.setExit("north",outside);
        study.setExit("east",bedroom);
        bedroom.setExit("west",study);
        lobby.setExit("up",pub);
        pub.setExit("down",lobby);
        currentRoom = outside;  //	从城堡门外开始
    }
    public void showPrompt()
    {
        System.out.println("现在你在" + currentRoom);
        System.out.print("出口有：");
        System.out.print(currentRoom.getExitDesc());
        System.out.println();
    }
    private void printWelcome() {
        System.out.println();
        System.out.println("欢迎来到城堡！");
        System.out.println("这是一个超级无聊的游戏。");
        System.out.println("如果需要帮助，请输入 'help' 。");
        System.out.println();
        showPrompt();
    }
    // 以下为用户命令
    private void printHelp()
    {
        System.out.print("迷路了吗？你可以做的命令有：go bye help");
        System.out.println("如：\tgo east");
    }
    private void goRoom(String direction)
    {
        Room nextRoom = currentRoom.getExit(direction);
        if (nextRoom == null) {
            System.out.println("那里没有门！");
        }
        else {
            currentRoom = nextRoom;
            showPrompt();
        }
    }
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        Game game = new Game();
        game.printWelcome();
        while ( true ) {
            String line = in.nextLine();
            String[] words = line.split(" ");
            if ( words[0].equals("help") ) {
                game.printHelp();
            } else if (words[0].equals("go") ) {
                game.goRoom(words[1]);
            } else if ( words[0].equals("bye") ) {
                break;
            }
        }
        System.out.println("感谢您的光临。再见！");
        in.close();
    }
}